sliding screen window sliding screen window is made of aluminum alloy, and fiberglass screen inside and black spline to fixed aluminum frame, sliding screen window is easy to install in seconds without the need of tools or fasteners. sliding screen window are equipped with an automatic dust removal device. because the materials are free of static electrials , they do not need special maintenance or washing for a few years. in addition, since they are conveniently installed, the original window structures, seal conditions and the frames are not damaged or distorted. the material of aluminum profiles : the aluminum alloy profiles is spray-painted with colored powder or fluorocarbon coatings and the coatings have stronger adhesiveness better resistance to aging and pure and fast colour. the furtures of sliding screen window: 1. sliding up to down 2.sliding left to right.